1235313021063 has 32 divisors (see below), whose sum is σ = 1798894847232. Its totient is φ = 747810086400.

The previous prime is 1235313021053. The next prime is 1235313021073. The reversal of 1235313021063 is 3601203135321.

It is an interprime number because it is at equal distance from previous prime (1235313021053) and next prime (1235313021073).

It is not a de Polignac number, because 1235313021063 - 2⁸ = 1235313020807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1235313021063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235313021053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193104981 + ... + 193111377.

It is an arithmetic number, because the mean of its divisors is an integer number (56215463976).

Almost surely, 2^{1235313021063} is an apocalyptic number.

1235313021063 is a deficient number, since it is larger than the sum of its proper divisors (563581826169).

1235313021063 is a wasteful number, since it uses less digits than its factorization.

1235313021063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12255.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 1235313021063 its reverse (3601203135321), we get a palindrome (4836516156384).

The spelling of 1235313021063 in words is "one trillion, two hundred thirty-five billion, three hundred thirteen million, twenty-one thousand, sixty-three".